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4,407 questions JAMB 2359 WAEC 1853 NECO 179 POST_UTME 6 CUSTOM 10

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4,407 questions

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Question 381

jamb 2019

In a class of 50 students, 40 students offered Physics and 30 offered Biology. How many offered both Physics and Biology?

A42

B20

C70

D54

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Question 382

jamb 2019

Age in years	7	8	9	10	11
No of pupils	4	13	30	44	9

The table above shows the number of pupils in a class with respect to their ages. If a pie chart is constructed to represent the age, the angle corresponding to 8 years old is

A48.6°

B56.3°

C46.8°

D13°

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Question 383

jamb 2019

A binary operation \(\otimes\) is defined by \(m \otimes n = mn + m - n\) on the set of real numbers, for all m, n \(\in\) R. Find the value of 3 \(\otimes\) (2 \(\otimes\) 4).

B25

C15

D18

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Question 384

jamb 2019

The angle of elevation of the top of a tree from a point on the ground 60m away from the foot of the tree is 78°. Find the height of the tree correct to the nearest whole number.

A148m

B382m

C282m

D248m

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Question 385

jamb 2019

Make q the subject of the formula in the equation \(\frac{mn}{a^2} - \frac{pq}{b^2} = 1\)

A\(q = \frac{b^2(mn - a^2)}{a^2 p}\)

B\(q = \frac{m^2 n - a^2}{p^2}\)

C\(q = \frac{mn - 2b^2}{a^2}\)

D\(q = \frac{b^2 (n^2 - ma^2)}{n}\)

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Question 386

waec 2018

The graph of y = x\(^2\) and y = x intersect at which of these points?

A(0,0), (1,1)

B(0,0), (0,1)

C(1, 0), (0, 0)

D(0, 0) (0, 0)

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Question 387

waec 2018

M and N are two subsets of the universal set (U). If n(U) = 48, n(M) = 20, n(N) = 30 and n(MUN) = 40, find n(M \(\cap\) N)'

A18

B20

C30

D38

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Question 388

waec 2018

The diagonals of a rhombus WXYZ intersect at M. If |MW| = 5cm and |MX| = 12cm, calculate its perimeter

A42cm

B48cm

C52cm

D60cm

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Question 389

waec 2018

Given that Y is 20cm on a bearing of 300\(^o\) from x, how far south of y is x?

A10cm

B15cm

C25cm

D30cm

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Question 390

waec 2018

If tan x = \(\frac{4}{3}\), 0\(^o\) < x < 90\(^o\), find the value of sin x - cos x

A\(\frac{1}{10}\)

B\(\frac{1}{5}\)

C\(\frac{5}{12}\)

D1\(\frac{2}{5}\)

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Question 391

waec 2018

A piece of thread of length 21.4cm is used to form a sector of a circle of radius 4.2cm on a piece of cloth. Calculate, correct to the nearest degree, the angle of the sector. [Take \(\pi = \frac{22}{7}\)]

A170\(^o\)

B177\(^o\)

C182\(^o\)

D192\(^o\)

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Question 392

waec 2018

Donations during the launching of a church project were sent in sealed envolopes. The table shows the distribution of the amount of money in the envelope. How much was the donation?

AN26,792.00

BN26,972.00

CN62.792.00

DN62,972.00

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Question 393

waec 2018

In the diagram, PQ is a straight line, (m + n) = 110\(^o\) and (n + r) = 130\(^o\) and (m + r) = 120\(^o\). Find the ratio of m : n : r

A2 : 3 : 4

B3 : 4 : 5

C4 : 5 : 6

D5 : 6 : 7

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Question 394

waec 2018

In the diagram, PQ//RS. Find x in terms of y and z

Ax = 240\(^o\) - y - z

Bx = 180\(^o\) - y - z

Cx = 360\(^o\) + y -z

Dx = 360\(^o\) - y - z

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Question 395

waec 2018

The diagram shows a trapezium inscribed in a semi-circle. If O is the mid-point of WZ and |WX| = |XY| = |YZ|, calculate the value of m

A90\(^o\)

B60\(^o\)

C45\(^o\)

D30\(^o\)

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Question 396

waec 2018

The solution of x + 2 \(\geq\) 2x + 1 is illustrated

Bii

Ciii

Div

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Question 397

waec 2018

In the diagram, WXYZ is a rectangle with diamension 8cm by 6cm. P, Q, R and S are the midpoints of the rectangle as shown. Using this information calculate the area of the part of the rectangle that is not shaded

A25cm\(^2\)

B24cm\(^2\)

C16cm\(^2\)

D12cm\(^2\)

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Question 398

waec 2018

In the diagram, PS and RS are tangents to the circle centre O. ∠PSR = 70°, ∠POR = m, and ∠PSR =n. Find ( m + n ).

A110\(^o\)

B135\(^o\)

C165\(^o\)

D225\(^o\)

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Question 399

waec 2018

In the diagram, WXYZ is a rectangle with dimension 8cm by 6cm. P, Q, R and S are the midpoints of the sides of the rectangle as shown. Using this information, what type of quadrilateral is the shaded region?

ATrapezium

BPrism

CRectangle

DRhombus

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Question 400

waec 2018

In the diagram, PR is a tangent to the circle at Q, QT//RS, < SQR = 35º and < RSQ = 50º. Find the value of

A40\(^o\)

B65\(^o\)

C85\(^o\)

D95\(^o\)

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